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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Andradite (var. demantoid)
Andradite (var. demantoid)
Barite
Barite
Beryl (var. aquamarine)
Beryl (var. heliodor)
Corundum (var. sapphire)
Corundum (var. star ruby)
Danburite
Diaspore
Dunn Pearl Necklace
Fluorite
Gold
Hall Sapphire Necklace
Havey Tourmaline
Hazen Diamond Necklace
Hooker Emerald
Kyanite
Missouri River Sapphires
Opal Peacock Brooch
Quartz (var. amethyst)
Rock Creek Sapphires
Smithsonites
Titanite
Victoria-Transvaal Diamond
Wilkinson Diamond Brooch
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